4.3BSD - /usr/src/games/backgammon/teach.c

   1: /*
   2:  * Copyright (c) 1980 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  */
   6: 
   7: #ifndef lint
   8: static char sccsid[] = "@(#)teach.c	5.1 (Berkeley) 5/29/85";
   9: #endif not lint
  10: 
  11: #include "back.h"
  12: 
  13: char    *hello[];
  14: char    *list[];
  15: char    *intro1[];
  16: char    *intro2[];
  17: char    *moves[];
  18: char    *remove[];
  19: char    *hits[];
  20: char    *endgame[];
  21: char    *doubl[];
  22: char    *stragy[];
  23: char    *prog[];
  24: char    *lastch[];
  25: 
  26: extern char ospeed;         /* tty output speed for termlib */
  27: 
  28: char *helpm[] = {
  29:     "\nEnter a space or newline to roll, or",
  30:     "     b   to display the board",
  31:     "     d   to double",
  32:     "     q   to quit\n",
  33:     0
  34: };
  35: 
  36: char *contin[] = {
  37:     "",
  38:     0
  39: };
  40: 
  41: main (argc,argv)
  42: int argc;
  43: char    **argv;
  44: 
  45: {
  46:     register char   *s, *ts[];
  47:     register int    i;
  48: 
  49:     signal (2,getout);
  50:     if (gtty (0,&tty) == -1)            /* get old tty mode */
  51:         errexit ("teachgammon(gtty)");
  52:     old = tty.sg_flags;
  53: #ifdef V7
  54:     raw = ((noech = old & ~ECHO) | CBREAK);     /* set up modes */
  55: #else
  56:     raw = ((noech = old & ~ECHO) | RAW);        /* set up modes */
  57: #endif
  58:     ospeed = old.sg_ospeed;             /* for termlib */
  59:     tflag = getcaps (getenv ("TERM"));
  60: #ifdef V7
  61:     while (*++argv != 0)
  62: #else
  63:     while (*++argv != -1)
  64: #endif
  65:         getarg (&argv);
  66:     if (tflag)  {
  67:         noech &= ~(CRMOD|XTABS);
  68:         raw &= ~(CRMOD|XTABS);
  69:         clear();
  70:     }
  71:     text (hello);
  72:     text (list);
  73:     i = text (contin);
  74:     if (i == 0)
  75:         i = 2;
  76:     init();
  77:     while (i)
  78:         switch (i)  {
  79: 
  80:         case 1:
  81:             leave();
  82: 
  83:         case 2:
  84:             if (i = text(intro1))
  85:                 break;
  86:             wrboard();
  87:             if (i = text(intro2))
  88:                 break;
  89: 
  90:         case 3:
  91:             if (i = text(moves))
  92:                 break;
  93: 
  94:         case 4:
  95:             if (i = text(remove))
  96:                 break;
  97: 
  98:         case 5:
  99:             if (i = text(hits))
 100:                 break;
 101: 
 102:         case 6:
 103:             if (i = text(endgame))
 104:                 break;
 105: 
 106:         case 7:
 107:             if (i = text(doubl))
 108:                 break;
 109: 
 110:         case 8:
 111:             if (i = text(stragy))
 112:                 break;
 113: 
 114:         case 9:
 115:             if (i = text(prog))
 116:                 break;
 117: 
 118:         case 10:
 119:             if (i = text(lastch))
 120:                 break;
 121:         }
 122:     tutor();
 123: }
 124: 
 125: leave()  {
 126:     if (tflag)
 127:         clear();
 128:     else
 129:         writec ('\n');
 130:     fixtty(old);
 131:     execl (EXEC,"backgammon",args,"n",0);
 132:     writel ("Help! Backgammon program is missing\007!!\n");
 133:     exit (-1);
 134: }

Defined functions

Defined variables